asyncrat | 9962eb476993e8c83c8c652c04bc8fe2ebeb7899f353dd2646a7fa8cb76ac735

Analysis

max time kernel
147s
max time network
149s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
18-11-2024 10:27

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General

Target

OFICIO Nro 219 NOTIFICACIÓN JUDICIAL AUTO ADMISORIO DEMANDA LABORAL ESM/0006NotificacionElectronica.exe
Size

5.4MB
MD5

ad2735f096925010a53450cb4178c89e
SHA1

c6d65163c6315a642664f4eaec0fae9528549bfe
SHA256

4e775b5fafb4e6d89a4694f8694d2b8b540534bd4a52ff42f70095f1c929160e
SHA512

1868b22a7c5cba89545b06f010c09c5418b3d86039099d681eee9567c47208fdba3b89c6251cf03c964c58c805280d45ba9c3533125f6bd3e0bc067477e03ab9
SSDEEP

98304:o/zx+riUDpJowboU+XEsumY2XW6jBYeZ1ER:2x+riUDwUj12X1tY5

Score

10^/10

asyncrat === 06 nov ===discovery rat

Malware Config

Extracted

Family

asyncrat

Version

| CRACKED BY https://t.me/xworm_v2

Botnet

=== 06 NOV ===

0611wins.duckdns.org:9003

Mutex

AsyncMutex_6SI8OkPnk

Attributes

delay
3
install
false
install_folder
%AppData%

aes.plain

Signatures

AsyncRat
AsyncRAT is designed to remotely monitor and control other computers written in C#.
rat asyncrat
Asyncrat family
asyncrat

Suspicious use of SetThreadContext 2 IoCs

Processes:

0006NotificacionElectronica.execmd.exe

description	pid	process	target process
PID 2204 set thread context of 2368	2204	0006NotificacionElectronica.exe	cmd.exe
PID 2368 set thread context of 2716	2368	cmd.exe	MSBuild.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

Processes:

cmd.exeMSBuild.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	MSBuild.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

0006NotificacionElectronica.execmd.exe

pid process

2204 0006NotificacionElectronica.exe
2204 0006NotificacionElectronica.exe
2368 cmd.exe
2368 cmd.exe
Suspicious behavior: MapViewOfSection 3 IoCs

Processes:

0006NotificacionElectronica.execmd.exe

pid process

2204 0006NotificacionElectronica.exe
2368 cmd.exe
2368 cmd.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

MSBuild.exe

description pid process

Token: SeDebugPrivilege 2716 MSBuild.exe

pid	process
2204	0006NotificacionElectronica.exe
2204	0006NotificacionElectronica.exe
2368	cmd.exe
2368	cmd.exe

pid	process
2204	0006NotificacionElectronica.exe
2368	cmd.exe
2368	cmd.exe

description	pid	process
Token: SeDebugPrivilege	2716	MSBuild.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

0006NotificacionElectronica.execmd.exe

description	pid	process	target process
PID 2204 wrote to memory of 2368	2204	0006NotificacionElectronica.exe	cmd.exe
PID 2204 wrote to memory of 2368	2204	0006NotificacionElectronica.exe	cmd.exe
PID 2204 wrote to memory of 2368	2204	0006NotificacionElectronica.exe	cmd.exe
PID 2204 wrote to memory of 2368	2204	0006NotificacionElectronica.exe	cmd.exe
PID 2204 wrote to memory of 2368	2204	0006NotificacionElectronica.exe	cmd.exe
PID 2368 wrote to memory of 2716	2368	cmd.exe	MSBuild.exe
PID 2368 wrote to memory of 2716	2368	cmd.exe	MSBuild.exe
PID 2368 wrote to memory of 2716	2368	cmd.exe	MSBuild.exe
PID 2368 wrote to memory of 2716	2368	cmd.exe	MSBuild.exe
PID 2368 wrote to memory of 2716	2368	cmd.exe	MSBuild.exe
PID 2368 wrote to memory of 2716	2368	cmd.exe	MSBuild.exe

C:\Users\Admin\AppData\Local\Temp\OFICIO Nro 219 NOTIFICACIÓN JUDICIAL AUTO ADMISORIO DEMANDA LABORAL ESM\0006NotificacionElectronica.exe
"C:\Users\Admin\AppData\Local\Temp\OFICIO Nro 219 NOTIFICACIÓN JUDICIAL AUTO ADMISORIO DEMANDA LABORAL ESM\0006NotificacionElectronica.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:2204
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\SysWOW64\cmd.exe
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of WriteProcessMemory
  PID:2368
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
    C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of AdjustPrivilegeToken
    PID:2716

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\677d9029

Filesize
777KB

MD5
0df4eeb8bb0d4a3b782e35f2aca0e41c

SHA1
b09eb86d225fe65af720d6fa9b80e3aa9a146a56

SHA256
1403650a0f4b72447871948fddcc066e006a234bfd907f83797c607f7662ddbd

SHA512
9a09bdb2cde77d60946a24240db9bd39e269afe249e81a5f46390f98df4cf8e3ca2955977129ac8fa49f0f4f39c3f5c8e021e0d82e375c65f9db4d8276d7ad27

Download Submit
memory/2204-0-0x000007FEF5920000-0x000007FEF5A78000-memory.dmp

Filesize
1.3MB

Download
memory/2204-12-0x000007FEF5939000-0x000007FEF593A000-memory.dmp

Filesize
4KB

Download
memory/2204-13-0x000007FEF5920000-0x000007FEF5A78000-memory.dmp

Filesize
1.3MB

Download
memory/2204-14-0x000007FEF5920000-0x000007FEF5A78000-memory.dmp

Filesize
1.3MB

Download
memory/2368-63-0x0000000074DAE000-0x0000000074DB0000-memory.dmp

Filesize
8KB

Download
memory/2368-17-0x0000000077460000-0x0000000077609000-memory.dmp

Filesize
1.7MB

Download
memory/2368-62-0x0000000074DA0000-0x0000000074F14000-memory.dmp

Filesize
1.5MB

Download
memory/2368-64-0x0000000074DA0000-0x0000000074F14000-memory.dmp

Filesize
1.5MB

Download
memory/2368-67-0x0000000074DA0000-0x0000000074F14000-memory.dmp

Filesize
1.5MB

Download
memory/2368-70-0x0000000074DAE000-0x0000000074DB0000-memory.dmp

Filesize
8KB

Download
memory/2716-68-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp

Filesize
4KB

Download
memory/2716-69-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp

Filesize
4KB

Download
memory/2716-66-0x00000000729E0000-0x0000000073A42000-memory.dmp

Filesize
16.4MB

Download
memory/2716-71-0x0000000000400000-0x0000000000416000-memory.dmp

Filesize
88KB

Download